aureole

Science Dictionary
aureole   (ôr'ē-ōl')  Pronunciation Key 
  1. A band of metamorphic rock surrounding a body of cooled magma. Aureoles form through the process of contact metamorphism. See more at contact metamorphism.

  2. See corona.


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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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